CN216640666U - Prefabricated retaining wall board and assembled retaining wall structure - Google Patents
Prefabricated retaining wall board and assembled retaining wall structure Download PDFInfo
- Publication number
- CN216640666U CN216640666U CN202220089060.5U CN202220089060U CN216640666U CN 216640666 U CN216640666 U CN 216640666U CN 202220089060 U CN202220089060 U CN 202220089060U CN 216640666 U CN216640666 U CN 216640666U
- Authority
- CN
- China
- Prior art keywords
- retaining wall
- plate body
- prefabricated
- anchoring
- back surface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004873 anchoring Methods 0.000 claims abstract description 42
- 239000002689 soil Substances 0.000 claims abstract description 12
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 20
- 238000000034 method Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000009415 formwork Methods 0.000 abstract description 5
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 239000004567 concrete Substances 0.000 description 18
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Images
Landscapes
- Retaining Walls (AREA)
Abstract
The utility model discloses a prefabricated retaining wall plate and an assembled retaining wall structure, which solve the problems of long construction period and high cost in the processes of formwork support, pouring and maintenance of a retaining wall construction site. The technical scheme adopted by the utility model is as follows: the prefabricated soil-retaining wall plate comprises a plate body, wherein the plate body is made of reinforced concrete and is in a flat plate shape, ribs are arranged around the back surface of the plate body, connecting holes are preset in the ribs at intervals, and the axial direction of the connecting holes is parallel to the back surface; the plate body is preset with anchoring holes penetrating through the front and back of the plate body. The assembled retaining wall structure comprises a foundation arranged at the bottom of the retaining wall, a retaining wall body arranged on the foundation and anchoring pieces arranged between the retaining wall body and a slope rock-soil body, wherein the upper part of the foundation is a retaining wall body which is formed by splicing a plurality of prefabricated retaining wall plates, and the front side of the retaining wall body is provided with an inclined strut or a supporting piece is arranged between the back side and the slope; the anchoring piece is connected to the anchoring hole, and a backfill body is arranged between the back face of the plate body and the side slope. The utility model is used for retaining wall engineering.
Description
Technical Field
The utility model relates to the field of geotechnical engineering, in particular to a prefabricated retaining wall plate and an assembled retaining wall structure.
Background
At present, the retaining wall is generally constructed in a mode of erecting a formwork on site and pouring concrete. The cast-in-place retaining wall construction needs on-site formwork erecting, pouring, maintenance and the like, traffic jam is often caused, and the defects of long construction period, high cost and high cost exist. The assembled retaining wall can realize the construction without a mould, has the characteristics of short construction period and easy control of construction quality, but has different structures and different manufacturing cost and stress modes.
For example, the patent with publication number CN 111519653 a discloses a modular assembly type retaining wall and a construction method thereof, the modular assembly type retaining wall comprises a retaining wall foundation, laminated slabs, post-cast secondary concrete, a middle connecting column and two end connecting columns, a retaining wall unit is arranged between the two connecting columns, a positioning groove matched with the retaining wall unit and the connecting columns is arranged on the upper surface of the retaining wall foundation, the laminated slabs are arranged between the grooves of the connecting columns, and the secondary concrete is poured between the two laminated slabs. The composite slab and the secondary concrete are kept stable by the connecting column, the stress of the connecting column is large, the reinforcement requirement is high, and the manufacturing cost of the whole retaining wall is high.
For another example, the publication No. CN 208717945U discloses a reinforced anchoring fabricated concrete retaining wall, which includes a convex concrete prefabricated T-shaped plate, a concave-convex concrete prefabricated flat plate, a reinforced anchoring tie bar, a horizontal short steel bar and an interface U-shaped steel bar, wherein the convex concrete prefabricated T-shaped plate is located on the original soil, the arc-shaped concave interface of the concave-convex concrete prefabricated flat plate is engaged with the arc-shaped convex interface of the convex concrete prefabricated T-shaped plate below, and the reinforced anchoring tie bar and the horizontal short steel bar are arranged on the filling sides of the convex concrete prefabricated T-shaped plate and the concave-convex concrete prefabricated flat plate. The retaining wall is filled at the rear sides of the T-shaped precast slab with the convex opening and the flat precast slab with the concave opening and the convex opening, and is suitable for underground road engineering and municipal facilities. The concave-convex opening concrete prefabricated flat plate is flat, and in order to realize stable connection with the reinforcing anchoring tie bars and the horizontal short steel bars, the thickness of the concave-convex opening concrete prefabricated flat plate is larger, so that the length and the width of the concave-convex opening concrete prefabricated flat plate are limited.
SUMMERY OF THE UTILITY MODEL
The utility model firstly provides a prefabricated retaining wall plate, which solves the problems of traffic jam, long construction period and high cost caused by formwork erecting, pouring, maintenance and the like on the retaining wall construction site.
The technical scheme adopted by the utility model is as follows: the prefabricated soil-retaining wall plate comprises a plate body, wherein the plate body is made of reinforced concrete and is in a flat plate shape, ribs are arranged on the periphery of the back surface of the plate body, the ribs protrude out of the plane of the back surface, connecting holes are preset in the ribs at intervals, and the axial direction of the connecting holes is parallel to the plane of the back surface; at least one anchoring hole is preset in the plate body, and the anchoring hole penetrates through the front face and the back face of the plate body.
Further, the method comprises the following steps: the front and the back of the plate body are both rectangular, the upper side and the lower side of the back are respectively provided with at least two connecting holes, and the connecting holes on the upper side and the lower side of the back are axially symmetrical about a horizontal central line and a vertical central line of the back; the connecting holes on the left side and the right side of the back surface are all horizontal and are axially symmetrical about a vertical middle axis of the back surface.
Further, the method comprises the following steps: at least one water drainage hole is reserved on the plate body and penetrates through the front face and the back face of the plate body.
Further, the method comprises the following steps: the anchoring hole is positioned on the rib. For example, a circle of annular ribs are arranged around the back surface of the plate body, and two anchoring holes are respectively positioned in the center of the ribs at the upper part and the lower part of the plate body.
The prefabricated retaining wall plate has the beneficial effects that: prefabricated retaining wall board level forms the wall body to concatenation or piling up behind at least two-layer in succession, connects through the connecting piece between the adjacent prefabricated retaining wall board, and wherein the connecting piece is connected in the connecting hole of adjacent prefabricated retaining wall board, for example through screw rod + nut, or the bolt + nut is connected, can realize exempting from the mould construction to reduce the time of cast in situ and maintenance concrete. The rib is reinforced concrete and pours together with the plate body, and the rib plays the supporting role to the plate body, has improved the intensity of plate body.
The connecting holes on the upper side and the lower side of the back face are axially symmetrical about the horizontal central line and the vertical central line of the back face, the connecting holes on the left side and the right side of the back face are all horizontal and are axially symmetrical about the vertical central line of the back face, and therefore staggered stacking between the upper layer and the lower layer of the prefabricated retaining wall board is facilitated. The anchor hole is located the rib, avoids anchor hole department atress too big to lead to the plate body to be damaged.
The utility model also provides an assembled retaining wall structure, and aims to realize the mold-free construction and reduce the time for cast-in-place and maintenance. The technical scheme adopted by the utility model is as follows: the assembled retaining wall structure comprises a foundation arranged at the bottom of the retaining wall, a retaining wall body arranged on the foundation and an anchoring piece arranged between the retaining wall body and a slope rock-soil body, wherein a groove is formed in the top of the foundation, the retaining wall body is arranged in the groove, the retaining wall body is formed by splicing a plurality of prefabricated retaining wall boards, connecting holes of the prefabricated retaining wall boards on two sides of a splicing seam are connected through connecting pieces, and an inclined strut is arranged on the front surface of the retaining wall body or a supporting piece is arranged between the back surface of the retaining wall body and the slope rock-soil body; the fixed end of the anchoring piece is connected with the anchoring hole of the plate body, and a backfill body is arranged between the back surface of the plate body and the slope surface of the side slope.
Further, the method comprises the following steps: the retaining wall body is at least two-layer, and the prefabricated retaining wall boards on the upper layer and the lower layer are spliced in a staggered mode.
Further, the method comprises the following steps: the support piece is a support pipe, a drain hole is reserved in the plate body, and the support pipe is arranged between the drain hole and the side slope.
Further, the method comprises the following steps: the retaining wall bodies are vertically arranged, or the retaining wall bodies are obliquely arranged towards the side slope direction, or the lower portions of the retaining wall bodies are vertically arranged, and the upper portions of the retaining wall bodies are obliquely arranged towards the side slope direction.
Specifically, the method comprises the following steps: the anchoring part is an anchor cable or an anchor rod, and the connecting part is a screw rod and a nut or a bolt and a nut.
The assembled retaining wall structure has the beneficial effects that: by adopting the assembly type structure, the problems of traffic jam, long construction period, high cost and the like caused by on-site formwork erecting, pouring, maintenance and the like in the construction of the retaining wall are avoided, the construction period can be effectively shortened, and the cost is reduced. The prefabricated retaining wall boards are connected through the connecting pieces, so that the positioning is accurate, the connection is firm, and the construction is simple. An anchoring piece is arranged between the retaining wall body and the side slope rock-soil body, the anchoring piece provides tension for the retaining wall body, and the inclined strut on the front side of the retaining wall body or the supporting piece on the back side of the retaining wall body provides supporting force for the retaining wall body, so that the stability of the retaining wall body in the construction stage is ensured.
The prefabricated retaining wall boards are spliced in a staggered mode, so that the retaining wall body is more stable. The whole or the upper part of the retaining wall body is obliquely arranged towards the direction of the side slope, so that the thickness of the backfill body can be reduced, and the construction cost is saved.
Drawings
Fig. 1 is a schematic view of the back of a prefabricated retaining wall panel of the present invention.
Fig. 2 is a schematic view showing the construction of a connector for connecting prefabricated retaining wall panels.
Fig. 3 is a schematic structural view of a retaining wall body formed after stacking prefabricated retaining wall panels.
Fig. 4 is a schematic view of the assembled retaining wall structure of the present invention.
Reference numerals: the plate comprises a plate body 1, ribs 11, connecting holes 12, anchoring holes 13, a foundation 2, a side slope 3, anchoring pieces 4, connecting pieces 5, inclined struts 6 and a backfill body 7.
Detailed Description
The utility model will be further explained with reference to the drawings.
As shown in fig. 1, the prefabricated soil retaining wall plate of the present invention comprises a plate body 1, wherein the plate body 1 is made of reinforced concrete and is in a flat plate shape, two opposite surfaces of the plate body 1 are respectively a front surface and a back surface, wherein the back surface is a rock-soil mass close to a side slope when in use, and the front surface is a flat surface and faces back to the rock-soil mass of the side slope when in use. The rib 11 is arranged around the back surface of the plate body 1, the rib 11 protrudes out of the plane of the back surface, and the rib 11 is also made of reinforced concrete and is integrated with the plate body 1. The ribs 11 are arranged continuously or at intervals around the rear surface of the plate body 1, for example the ribs 11 are in the form of a continuous ring. The rib 11 is internally provided with connecting holes 12 at intervals, and the axial direction of the connecting holes 12 is parallel to the plane of the back surface. The connecting holes 12 are used for connecting the plate bodies 1 to each other through connecting members to form a retaining wall body, for example, the connecting members are screws and nuts, as shown in fig. 2, two nuts are arranged at two ends of each screw. The front and back of the plate body 1 are shaped to facilitate splicing, for example, the front and back of the plate body 1 are rectangular, and the ribs 11 on the upper and lower sides of the back of the plate body 1 are respectively provided with at least two connecting holes 12 to realize staggered stacking between the upper and lower layers of the prefabricated retaining wall plate; the ribs 11 on the left and right sides of the back surface of the plate body 1 are respectively provided with at least one connecting hole 12. In addition, the front and back of the plate body 1 may also be regular pentagon or hexagon, or other shapes that can be spliced with each other and form a complete plate-shaped structure. When the plate body 1 is in a regular pentagon or regular hexagon, the ribs 11 corresponding to each side are respectively provided with at least one connecting hole 12. When the plate body 1 is rectangular, in order to facilitate the staggered splicing of the prefabricated retaining wall plates on the upper layer and the lower layer of the retaining wall body, the connecting holes 12 on the upper side and the lower side of the back surface of the plate body 1 are arranged in an axisymmetric mode, and the symmetry axes are axisymmetric to the central line and the vertical central line of the back surface. The connecting holes 12 on the left and right sides of the back surface of the plate body 1 are all horizontal and are axisymmetric about the vertical middle axis of the back surface.
The plate body 1 is also provided with at least one anchoring hole 13 penetrating through the front surface and the back surface, and the at least one anchoring hole 13 is used for being connected with the anchoring piece so that the anchoring piece can form a traction effect on the plate body 1. The anchoring holes 13 may be provided directly in the panel 1 or at the ribs 11 of the panel 1. The anchoring holes 13 are located on the ribs 11 to avoid the anchoring elements from damaging the plate body 1 at the anchoring holes 13. For example, a ring of ribs 11 is provided around the back surface of the panel 1, and two anchor holes 13 are provided at the center of the ribs 11 at the upper and lower portions of the panel 1. The plate body 1 may or may not be provided with a drain hole. When reserving the outlet on the plate body 1, the outlet is at least one, and the outlet runs through the front and the back of plate body 1.
The second subject of the present invention is a fabricated retaining wall structure, referring to fig. 3 and 4, comprising a foundation 2 disposed at the bottom of the retaining wall, a retaining wall body disposed above the foundation 2, and anchoring members 4 disposed between the retaining wall body and rock-soil bodies of the side slope 3. The foundation 2 is used for supporting a retaining wall body, can be of a concrete structure, and can also be a groove obtained by directly excavating a foundation. In order to fix the retaining wall body, the top of the foundation 2 is provided with a groove, and the retaining wall body is placed in the groove. The retaining wall body is formed by splicing a plurality of prefabricated retaining wall boards, and the connecting holes 12 of the prefabricated retaining wall boards on two sides of the splicing seam are connected through the connecting piece 5. The connecting piece 5 is a screw and a nut, as shown in fig. 2; in addition, the connector 5 may be a bolt + nut, or other structural members capable of connecting the prefabricated retaining wall panels to each other. The prefabricated retaining wall board of constituteing the wall body can be one deck or multilayer, and when prefabricated retaining wall board was two-layer or more multilayer, according to plum blossom butyl's mode dislocation concatenation between the upper and lower two-layer prefabricated retaining wall board.
The back of the plate body 1 is fixed by an anchoring piece 4. The anchoring piece 4 is an anchor cable or an anchor rod, one end of the anchoring piece 4 is anchored in the rock-soil body of the side slope 3, and the other end of the anchoring piece 4 is fixed in the anchoring hole 13 of the plate body 1. The front surface of the retaining wall body is provided with the inclined strut 6 or the supporting piece is arranged between the back surface of the retaining wall body and the side slope 3 rock-soil body, the inclined strut 6 and the supporting piece provide supporting force for the retaining wall body, and the anchoring piece 4 provides pulling force for the retaining wall body, so that the stability of the construction stage of the retaining wall body is ensured. A backfill body 7 is arranged between the back surface of the plate body 1 and the slope surface of the side slope 3, and the backfill body 7 can be stones or recycled concrete. When a drainage hole is reserved on the plate body 1, a support pipe is arranged between the drainage hole and the slope 3, and the support pipe is a metal or plastic pipe, such as a PVC pipe. The supporting pipe plays a role of a supporting piece, and after the backfill body 7 is constructed, the supporting pipe is buried in the backfill body 7.
The retaining wall bodies can be vertically arranged, as shown in fig. 4, or the retaining wall bodies are obliquely arranged towards the side slope 3, or the lower parts of the retaining wall bodies are vertically arranged, and the upper parts of the retaining wall bodies are obliquely arranged towards the side slope 3.
Claims (10)
1. Prefabricated retaining wall board, including plate body (1), plate body (1) is reinforced concrete and is flat-plate, its characterized in that: ribs (11) are arranged around the back surface of the plate body (1), the ribs (11) protrude out of the plane where the back surface is located, connecting holes (12) are preset in the ribs (11) at intervals, and the axial direction of the connecting holes (12) is parallel to the plane where the back surface is located; at least one anchoring hole (13) is preset in the plate body (1), and the anchoring hole (13) penetrates through the front side and the back side of the plate body (1).
2. A prefabricated retaining wall panel according to claim 1, characterized in that: the front and the back of the plate body (1) are both rectangular, the upper side and the lower side of the back are respectively provided with at least two connecting holes (12), and the connecting holes (12) on the upper side and the lower side of the back are axially symmetrical about a horizontal central line and a vertical central line of the back; the connecting holes (12) on the left and right sides of the back surface are all horizontal and are axisymmetric about the vertical middle axis of the back surface.
3. A prefabricated retaining wall panel according to claim 1, characterized in that: at least one water drainage hole is reserved in the plate body (1) and penetrates through the front face and the back face of the plate body (1).
4. A prefabricated retaining wall panel according to claim 1, 2 or 3, wherein: the anchoring holes (13) are located in the ribs (11).
5. A prefabricated retaining wall panel according to claim 4, characterized in that: a circle of annular ribs (11) are arranged on the periphery of the back surface of the plate body (1), and two anchoring holes (13) are respectively positioned in the centers of the ribs (11) on the upper part and the lower part of the plate body (1).
6. Assembled retaining wall structure, including setting up in basis (2) of retaining wall bottom, setting up the fender wall body on basis (2) to and set up in keeping off anchor assembly (4) between wall body and side slope (3) ground body, the top of basis (2) sets up the recess, places in the recess and keeps off the wall body, its characterized in that: the retaining wall body is formed by splicing a plurality of prefabricated retaining wall boards according to any one of claims 1 to 5, connecting holes (12) of the prefabricated retaining wall boards on two sides of a splicing seam are connected through connecting pieces (5), and the front surface of the retaining wall body is provided with an inclined strut (6) or a supporting piece is arranged between the back surface of the retaining wall body and a rock-soil body of a side slope (3); the fixed end of the anchoring piece (4) is connected with the anchoring hole (13) of the plate body (1), and a backfill body (7) is arranged between the back surface of the plate body (1) and the slope surface of the side slope (3).
7. An assembled retaining wall structure according to claim 6, characterized in that: the retaining wall body is at least two-layer, and the prefabricated retaining wall boards on the upper layer and the lower layer are spliced in a staggered mode.
8. An assembled retaining wall structure according to claim 6, characterized in that: the supporting piece is a supporting pipe, a water outlet is reserved in the plate body (1), and the supporting pipe is arranged between the water outlet and the side slope (3).
9. An assembled retaining wall structure according to claim 6, characterized in that: the retaining wall bodies are vertically arranged, or the retaining wall bodies are obliquely arranged towards the side slope (3), or the lower parts of the retaining wall bodies are vertically arranged, and the upper parts of the retaining wall bodies are obliquely arranged towards the side slope (3).
10. A fabricated retaining wall structure according to any one of claims 6 to 9, wherein: the anchoring piece (4) is an anchor cable or an anchor rod, and the connecting piece (5) is a screw rod and a nut or a bolt and a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220089060.5U CN216640666U (en) | 2022-01-13 | 2022-01-13 | Prefabricated retaining wall board and assembled retaining wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220089060.5U CN216640666U (en) | 2022-01-13 | 2022-01-13 | Prefabricated retaining wall board and assembled retaining wall structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216640666U true CN216640666U (en) | 2022-05-31 |
Family
ID=81727225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220089060.5U Expired - Fee Related CN216640666U (en) | 2022-01-13 | 2022-01-13 | Prefabricated retaining wall board and assembled retaining wall structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216640666U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116220100A (en) * | 2023-02-08 | 2023-06-06 | 西南交通大学 | Prefabricated assembled friction anchor plate composite retaining wall structure |
-
2022
- 2022-01-13 CN CN202220089060.5U patent/CN216640666U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116220100A (en) * | 2023-02-08 | 2023-06-06 | 西南交通大学 | Prefabricated assembled friction anchor plate composite retaining wall structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20160340855A1 (en) | Modular construction mold apparatus and method for constructing concrete buildings and structures | |
| US6449791B1 (en) | Prefabricated pier system | |
| CA2596472A1 (en) | Masonry block wall system | |
| US20140223851A1 (en) | Prefabricated reinforced concrete wall panel and installation method | |
| CN108547311B (en) | Independent foundation under prefabricated assembled shaped steel concrete column | |
| CN216640666U (en) | Prefabricated retaining wall board and assembled retaining wall structure | |
| CN113431082A (en) | Fast-assembly retaining wall structure and construction method thereof | |
| KR20120053869A (en) | Bridge construction method using precast end-block with girder connection member | |
| CN113718753B (en) | Anchor underground continuous wall foundation assembled type intermediate wall and construction method | |
| KR101935862B1 (en) | Method for manufacturing a concrete rainwater tank | |
| CN216640665U (en) | Prefabricated retaining wall superimposed sheet and assembled retaining wall structure | |
| CN116771182A (en) | Building structure of electronic factory building and construction method thereof | |
| CN215165648U (en) | Vertical bearing device of reverse construction area structure that can retrieve | |
| CN115467368A (en) | Assembled retaining wall and construction method thereof | |
| KR20210119935A (en) | Underground structure using strut and method construturing the same | |
| CN111206592B (en) | Construction method of prefabricated steel-concrete combined support foundation pit supporting structure | |
| CN218324287U (en) | Assembled enclosure structure | |
| CN219710515U (en) | Drain cover | |
| CN114086479B (en) | Tower foot anchoring structure for assembling tower and tower building method | |
| CN218912371U (en) | Directional ramp of foundation pit | |
| CN219298265U (en) | Assembled retaining wall | |
| CN216809988U (en) | Micro-arc top single-column fully-assembled subway station structure | |
| CN218521839U (en) | Assembled floor column retaining wall | |
| CN219772988U (en) | Counter weight type deep foundation pit supporting structure | |
| CN217581421U (en) | Post-cast strip braced system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220531 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |